33664413334 has 4 divisors (see below), whose sum is σ = 50496620004. Its totient is φ = 16832206666.

The previous prime is 33664413281. The next prime is 33664413337. The reversal of 33664413334 is 43331446633.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×33664413334² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33664413337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8416103332 + ... + 8416103335.

It is an arithmetic number, because the mean of its divisors is an integer number (12624155001).

Almost surely, 2^33664413334 is an apocalyptic number.

33664413334 is a deficient number, since it is larger than the sum of its proper divisors (16832206670).

33664413334 is a wasteful number, since it uses less digits than its factorization.

33664413334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16832206669.

The product of its digits is 559872, while the sum is 40.

Adding to 33664413334 its reverse (43331446633), we get a palindrome (76995859967).

The spelling of 33664413334 in words is "thirty-three billion, six hundred sixty-four million, four hundred thirteen thousand, three hundred thirty-four".